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I Built a “Real‑Time Dashboard Mock” Because Interviews Wouldn’t Let It Go
How-ToWeb Development

I Built a “Real‑Time Dashboard Mock” Because Interviews Wouldn’t Let It Go

via Dev.toHaochen1mo ago

If you've ever been asked in an interview, "How would you handle real-time, high-frequency data on the frontend?" — welcome to my personal saga. I've heard that question so many times that I finally turned it into a project. This repo is a Real-Time Dashboard Mock: a playful but practical sandbox that simulates polling/WebSocket-style data firehose and asks your UI to keep up. Think: tens of thousands of list rows, continuous updates, and user interactions (edit, filter, sort) happening at the same time. Why I Built It Because interviews don't just want theory — they want proof. This repo is my answer: a visible, testable environment to explore what "smooth" actually means under load. What's Inside • A mock data hose that floods the frontend at adjustable rates. • A dashboard UI where you can filter, edit, and sort while data streams in. • A clear separation between setup and business UI, so optimization work stays clean. Where to Optimize The optimization work lives in src/Dashboard.t

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